Text and office systems - Keyboards - German keyboard for data and text processing, as well as for typewriters, information on graphic characters or symbols— 47 стр.
Text and office systems - Keyboards - Part 12: German keyboard for data and text processing; Key arrangement and allocation for portable computers— 11 стр.
Procedures of dosimetry with probe type detectors for photon and electron radiation - Part 2: Ionization chamber dosimetry of high energy photon and electron radiation— 62 стр.